{"id":"CVE-2025-68702","aliases":["EUVD-2026-2026","GHSA-67rj-pjg6-pq59"],"status":"published","title":"Jervis has a SHA-256 Hex String Padding Bug","description":"Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, Jervis uses padLeft(32, '0') when it  should use padLeft(64, '0') because SHA-256 produces 32 bytes which equates to 64 hex characters. This vulnerability is fixed in 2.2.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00174,"percentile":0.06962,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-327"],"published":"2026-01-13T14:52:31Z","modified":"2026-10-28T02:30:41Z","fixes":[{"ecosystem":"Maven","package":"net.gleske:jervis","fixed_in":["2.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"net.gleske:jervis","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2"}]}]},{"source":"osv","ecosystem":"Maven","package":"net.gleske:jervis","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2"}]}],"versions":["0.1","0.10","0.11","0.12","0.13","0.2","0.3","0.4","0.5","0.5.1","0.5.2","0.6","0.7","0.8","0.9","1.0","1.1","1.2","1.3","1.4","1.5","1.6","1.7","2.0","2.0.1","2.1"]}],"products":[{"vendor":"samrocketman","product":"jervis"}],"references":[{"url":"https://github.com/samrocketman/jervis/security/advisories/GHSA-67rj-pjg6-pq59","tags":["x_refsource_CONFIRM","Patch","Vendor Advisory","advisory","web"]},{"url":"https://github.com/samrocketman/jervis/commit/c3981ff71de7b0f767dfe7b37a2372cb2a51974a","tags":["x_refsource_MISC","Patch","fix","web"]},{"url":"https://github.com/samrocketman/jervis/blob/157d2b63ffa5c4bb1d8ee2254950fd2231de2b05/src/main/groovy/net/gleske/jervis/tools/SecurityIO.groovy#L622-L626","tags":["web"]},{"url":"http://github.com/samrocketman/jervis/commit/c3981ff71de7b0f767dfe7b37a2372cb2a51974a","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68702","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-67rj-pjg6-pq59"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68702.json","tags":["advisory"]},{"url":"https://github.com/samrocketman/jervis","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2025-68702","title":"Jervis has a SHA-256 Hex String Padding Bug","description":"Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, Jervis uses padLeft(32, '0') when it  should use padLeft(64, '0') because SHA-256 produces 32 bytes which equates to 64 hex characters. This vulnerability is fixed in 2.2.","status":"published","published":"2026-01-13T19:26:32.543Z","modified":"2026-01-13T19:55:16.378Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:32:36.079745Z"}],"euvd":[{"id":"EUVD-2026-2026","description":"Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, Jervis uses padLeft(32, '0') when it  should use padLeft(64, '0') because SHA-256 produces 32 bytes which equates to 64 hex characters. This vulnerability is fixed in 2.2.","status":"published","published":"2026-01-13T19:26:32Z","modified":"2026-01-13T19:55:16Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:48:52.739812Z"}],"ghsa":[{"id":"GHSA-67rj-pjg6-pq59","title":"Jervis Has a SHA-256 Hex String Padding Bug","description":"### Vulnerability\n\nhttps://github.com/samrocketman/jervis/blob/157d2b63ffa5c4bb1d8ee2254950fd2231de2b05/src/main/groovy/net/gleske/jervis/tools/SecurityIO.groovy#L622-L626\n\n`padLeft(32, '0')` should be `padLeft(64, '0')`. SHA-256 produces 32 bytes = 64 hex characters.\n\n### Impact\n\n* Inconsistent hash lengths when leading bytes are zero\n* Comparison failures for hashes with leading zeros\n* Potential security issues in hash-based comparisons\n* Could cause subtle bugs in systems relying on consistent hash lengths\n\nSeverity is considered low for internal uses of this library but if there's any consumer using these methods directly then this is considered high.\n\n### Patches\n\nUpgrade to Jervis 2.2.\n\n### Workarounds\n\nUse an alternate SHA-256 hash function or upgrade.","status":"published","published":"2026-01-13T14:52:31Z","modified":"2026-01-21T16:21:30Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:39:18.564331Z"}],"nvd":[{"id":"CVE-2025-68702","description":"Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, Jervis uses padLeft(32, '0') when it  should use padLeft(64, '0') because SHA-256 produces 32 bytes which equates to 64 hex characters. This vulnerability is fixed in 2.2.","status":"published","published":"2026-01-13T20:16:07.39Z","modified":"2026-06-17T09:59:25.94Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:11:56.616231Z"}],"osv":[{"id":"CVE-2025-68702","title":"Jervis has a SHA-256 Hex String Padding Bug","description":"Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, Jervis uses padLeft(32, '0') when it  should use padLeft(64, '0') because SHA-256 produces 32 bytes which equates to 64 hex characters. This vulnerability is fixed in 2.2.","status":"published","published":"2026-01-13T19:26:32.543Z","modified":"2026-10-28T02:30:41.292794192Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T15:44:52.53036Z"},{"id":"GHSA-67rj-pjg6-pq59","title":"Jervis Has a SHA-256 Hex String Padding Bug","description":"### Vulnerability\n\nhttps://github.com/samrocketman/jervis/blob/157d2b63ffa5c4bb1d8ee2254950fd2231de2b05/src/main/groovy/net/gleske/jervis/tools/SecurityIO.groovy#L622-L626\n\n`padLeft(32, '0')` should be `padLeft(64, '0')`. SHA-256 produces 32 bytes = 64 hex characters.\n\n### Impact\n\n* Inconsistent hash lengths when leading bytes are zero\n* Comparison failures for hashes with leading zeros\n* Potential security issues in hash-based comparisons\n* Could cause subtle bugs in systems relying on consistent hash lengths\n\nSeverity is considered low for internal uses of this library but if there's any consumer using these methods directly then this is considered high.\n\n### Patches\n\nUpgrade to Jervis 2.2.\n\n### Workarounds\n\nUse an alternate SHA-256 hash function or upgrade.","status":"published","published":"2026-01-13T14:52:31Z","modified":"2026-02-03T03:11:40.165303Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T15:46:39.266402Z"}]}}